20952404991

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{3051173}}^1$

素因数の和:3051295

約数の個数: 24

約数和(自身を含む): 34905430560

約数和(自身を除く): 13953025569

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 2289, 6867, 3051173, 9153519, 21358211, 27460557, 64074633, 192223899, 332577857, 997733571, 2328044999, 2993200713, 6984134997, 20952404991]

約数ペア:

[(1, 20952404991), (3, 6984134997), (7, 2993200713), (9, 2328044999), (21, 997733571), (63, 332577857), (109, 192223899), (327, 64074633), (763, 27460557), (981, 21358211), (2289, 9153519), (6867, 3051173)]